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Pool Fill Control

A system to monitor water level, temp, pH, ORP, filter pressure, electrical usage, and pump operation. Refills pool when necessary. Story The Idea Over the summer of 2015 my sons and I rebuilt our entire pool system. It started with a problem with the water lines and valves that we inherited when we got the …

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Reuse Unwanted Infrared Remote Control to Launch Graphical Application in Raspberry Pi

Reuse Unwanted Infrared Remote Control to Launch Graphical Application in Raspberry Pi

Introduction This is an extension to my instructable “Shutting down and Restarting” Raspberry Pi using a remote control unit. This time, I want to launch graphical (GUI) applications such a a terminal emulator and a browser in addition to shutting down and restarting the RPI. A browser is a GUI application which means that init …

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Raspberry Pi Control Motor Speed

Raspberry Pi Control Motor Speed

Controlling a motor is one of the most exciting things you can do with your Raspberry Pi. Motors are power-hungry components. They often require more power than the 3V3 your Raspberry can provide. That’s the reason we will connect the motor to a external power source (battery). You can use the same techniques described in this …

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